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Finding the Fourth Proportional to 4,505.85, 6,748.29 and 4,350.15

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Solution

The fourth proportional to 4,505.85, 6,748.29 and 4,350.15 is: 6,515.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,505.85 : 6,748.29 = 4,350.15 : x
  2. Step 2: Convert to fraction form
    4,505.85/6,748.29 = 4,350.15/x
  3. Step 3: Cross multiply
    4,505.85x = 6,748.29 × 4,350.15
  4. Step 4: Simplify right side
    4,505.85x = 29,356,073.74
  5. Step 5: Solve for x
    x = 29,356,073.74/4,505.85
  6. Step 6: Final answer
    x = 6,515.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.